Home / 3,046.78-4,204.56-1,649.53

Finding the Fourth Proportional to 3,046.78, 4,204.56 and 1,649.53

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Solution

The fourth proportional to 3,046.78, 4,204.56 and 1,649.53 is: 2,276.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.78 : 4,204.56 = 1,649.53 : x
  2. Step 2: Convert to fraction form
    3,046.78/4,204.56 = 1,649.53/x
  3. Step 3: Cross multiply
    3,046.78x = 4,204.56 × 1,649.53
  4. Step 4: Simplify right side
    3,046.78x = 6,935,553.11
  5. Step 5: Solve for x
    x = 6,935,553.11/3,046.78
  6. Step 6: Final answer
    x = 2,276.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.